Properties and Applications: dark purple. Soluble in water and ethanol for red light purple. The strong sulfuric acid for Tracy in blue, purple for red after diluted. The dye solution to join strong hydrochloric acid has the purple precipitation; Add thick dark for sodium hydroxide solution.

This entry was posted
on Thursday, July 12th, 2012 at 6:14 am and is filed under Direct Dyes.
You can follow any responses to this entry through the RSS 2.0 feed.
You can leave a response, or trackback from your own site.